33481562189 has 2 divisors, whose sum is σ = 33481562190. Its totient is φ = 33481562188.

The previous prime is 33481562159. The next prime is 33481562207. The reversal of 33481562189 is 98126518433.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26208372100 + 7273190089 = 161890^2 + 85283^2 .

It is a cyclic number.

It is not a de Polignac number, because 33481562189 - 2¹² = 33481558093 is a prime.

It is a super-2 number, since 2×33481562189² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33481562129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16740781094 + 16740781095.

It is an arithmetic number, because the mean of its divisors is an integer number (16740781095).

Almost surely, 2^33481562189 is an apocalyptic number.

It is an amenable number.

33481562189 is a deficient number, since it is larger than the sum of its proper divisors (1).

33481562189 is an equidigital number, since it uses as much as digits as its factorization.

33481562189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1244160, while the sum is 50.

The spelling of 33481562189 in words is "thirty-three billion, four hundred eighty-one million, five hundred sixty-two thousand, one hundred eighty-nine".